{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (WHO)","slug":"number-of-reported-cases-of-poliomyelitis-by-wild-poliovirus-wpv","source":"World Health Organization, Global Health Observatory","source_url":"https://www.who.int/data/gho/data/indicators/indicator-details/GHO/VACCINEPREVENTABLE_WILDPOLIO","title":"Number of reported cases of poliomyelitis by wild poliovirus (WPV)","unit":null},"observations":[{"date":"2016-01-01","value":4.0},{"date":"2017-01-01","value":0.0},{"date":"2018-01-01","value":0.0},{"date":"2019-01-01","value":0.0},{"date":"2020-01-01","value":0.0},{"date":"2021-01-01","value":0.0},{"date":"2022-01-01","value":0.0},{"date":"2023-01-01","value":0.0}],"summary":{"latest_period":"2023-01-01","latest_value":0.0,"max":4.0,"mean":0.5,"min":0.0,"of":182,"rank":3,"trend":"volatile"}}